30 lines
955 B
C
30 lines
955 B
C
/* These definitions are taken from the NetBSD /sys/sys/queue.h file
|
|
* The copyright as in /sys/sys/queue.h from FreeBSD applies (they are the same)
|
|
*/
|
|
|
|
/* This was called SIMPLEQ
|
|
*/
|
|
#ifndef STAILQ_HEAD_INITIALIZER
|
|
#define STAILQ_HEAD_INITIALIZER(head) \
|
|
{ NULL, &(head).stqh_first }
|
|
#endif
|
|
|
|
/* This one was called SIMPLEQ_REMOVE_HEAD but removes not only the
|
|
* head element, but a whole queue of elements from the head.
|
|
*/
|
|
#ifndef STAILQ_REMOVE_HEAD_QUEUE
|
|
#define STAILQ_REMOVE_HEAD_QUEUE(head, elm, field) do { \
|
|
if (((head)->stqh_first = (elm)->field.stqe_next) == NULL) \
|
|
(head)->stqh_last = &(head)->stqh_first; \
|
|
} while (0)
|
|
#endif
|
|
|
|
|
|
/* This is called LIST and was called like that as well in the NetBSD version
|
|
*/
|
|
#ifndef LIST_HEAD_INITIALIZER
|
|
#define LIST_HEAD_INITIALIZER(head) \
|
|
{ NULL }
|
|
#endif
|
|
|